date {lubridate} | R Documentation |
Date-time must be a POSIXct, POSIXlt, Date, chron, yearmon, yearqtr, zoo, zooreg, timeDate, xts, its, ti, jul, timeSeries, and fts objects.
date(x) date(x) <- value
x |
a date-time object |
value |
an object for which the |
date
does not yet support years before 0 C.E.
Also date
is not defined for Period objects.
the date of x as a Date
x <- as.POSIXct("2012-03-26 23:12:13", tz = "Etc/GMT+8") date(x) as.Date(x) # by default as.Date assumes you want to know the date in UTC as.Date(x, tz = "Etc/GMT+8") date(x) <- as.Date("2000-01-02") x